EP3779504A4 - Laser calibration device, calibration method therefor, and image input device including laser calibration device - Google Patents

Laser calibration device, calibration method therefor, and image input device including laser calibration device Download PDF

Info

Publication number
EP3779504A4
EP3779504A4 EP19811903.4A EP19811903A EP3779504A4 EP 3779504 A4 EP3779504 A4 EP 3779504A4 EP 19811903 A EP19811903 A EP 19811903A EP 3779504 A4 EP3779504 A4 EP 3779504A4
Authority
EP
European Patent Office
Prior art keywords
calibration
laser calibration
image input
method therefor
calibration device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP19811903.4A
Other languages
German (de)
French (fr)
Other versions
EP3779504A1 (en
Inventor
Ryoga Suzuki
Hideaki Maehara
Momoyo HINO
Kenji Taira
Sumio Kato
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of EP3779504A1 publication Critical patent/EP3779504A1/en
Publication of EP3779504A4 publication Critical patent/EP3779504A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/86—Combinations of lidar systems with systems other than lidar, radar or sonar, e.g. with direction finders
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/497—Means for monitoring or calibrating
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C11/00—Photogrammetry or videogrammetry, e.g. stereogrammetry; Photographic surveying
    • G01C11/02—Picture taking arrangements specially adapted for photogrammetry or photographic surveying, e.g. controlling overlapping of pictures
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/70—Determining position or orientation of objects or cameras
    • G06T7/73—Determining position or orientation of objects or cameras using feature-based methods
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/80—Analysis of captured images to determine intrinsic or extrinsic camera parameters, i.e. camera calibration

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Electromagnetism (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
EP19811903.4A 2018-05-28 2019-03-27 Laser calibration device, calibration method therefor, and image input device including laser calibration device Withdrawn EP3779504A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018101661A JP6921036B2 (en) 2018-05-28 2018-05-28 A laser calibrator, a method for calibrating the laser, and an image input device including the laser calibrator.
PCT/JP2019/013295 WO2019230171A1 (en) 2018-05-28 2019-03-27 Laser calibration device, calibration method therefor, and image input device including laser calibration device

Publications (2)

Publication Number Publication Date
EP3779504A1 EP3779504A1 (en) 2021-02-17
EP3779504A4 true EP3779504A4 (en) 2021-06-09

Family

ID=68697443

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19811903.4A Withdrawn EP3779504A4 (en) 2018-05-28 2019-03-27 Laser calibration device, calibration method therefor, and image input device including laser calibration device

Country Status (4)

Country Link
US (1) US20210041543A1 (en)
EP (1) EP3779504A4 (en)
JP (1) JP6921036B2 (en)
WO (1) WO2019230171A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023139946A1 (en) * 2022-01-19 2023-07-27 ソニーセミコンダクタソリューションズ株式会社 Distance measuring device and distance measuring method
CN115598626B (en) * 2022-12-14 2023-03-14 成都量芯集成科技有限公司 Deviation calibration device and method for laser range finder

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140132723A1 (en) * 2012-11-13 2014-05-15 Osmose Utilities Services, Inc. Methods for calibrating a digital photographic image of utility structures
DE102014109432A1 (en) * 2014-04-10 2015-10-15 Zoller + Fröhlich GmbH Laser scanner and procedure
EP3264360A1 (en) * 2016-06-28 2018-01-03 Dassault Systèmes Dynamical camera calibration

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4038726B2 (en) * 2003-09-03 2008-01-30 株式会社日立プラントテクノロジー Image matching method
JP4533824B2 (en) * 2005-08-30 2010-09-01 株式会社日立製作所 Image input device and calibration method
JP5051493B2 (en) * 2005-12-26 2012-10-17 株式会社Ｉｈｉ 3D measurement marker and 3D measurement method using the same
JP2009264898A (en) * 2008-04-24 2009-11-12 Nissan Motor Co Ltd Workpiece position/attitude measurement method and measuring device
JP2013015413A (en) * 2011-07-04 2013-01-24 Toshiba Transport Eng Inc Three-dimensional shape measurement apparatus and three-dimensional shape measurement method
JP6512015B2 (en) 2015-07-27 2019-05-15 日産自動車株式会社 Calibration method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140132723A1 (en) * 2012-11-13 2014-05-15 Osmose Utilities Services, Inc. Methods for calibrating a digital photographic image of utility structures
DE102014109432A1 (en) * 2014-04-10 2015-10-15 Zoller + Fröhlich GmbH Laser scanner and procedure
EP3264360A1 (en) * 2016-06-28 2018-01-03 Dassault Systèmes Dynamical camera calibration

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2019230171A1 *

Also Published As

Publication number Publication date
US20210041543A1 (en) 2021-02-11
WO2019230171A1 (en) 2019-12-05
EP3779504A1 (en) 2021-02-17
JP2019207127A (en) 2019-12-05
JP6921036B2 (en) 2021-08-18

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